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All results from a given calculation for CH3CSCH3 (Thioacetone)

using model chemistry: QCISD/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at QCISD/aug-cc-pVTZ
 hartrees
Energy at 0K-515.410588
Energy at 298.15K-515.416484
HF Energy-514.671803
Nuclear repulsion energy152.755753
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at QCISD/aug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3170 3050 3.21      
2 A1 3043 2929 20.41      
3 A1 1517 1460 0.06      
4 A1 1423 1370 2.93      
5 A1 1323 1273 115.68      
6 A1 1037 998 3.86      
7 A1 714 687 0.43      
8 A1 371 357 0.49      
9 A2 3095 2979 0.00      
10 A2 1493 1437 0.00      
11 A2 940 905 0.00      
12 A2 96 92 0.00      
13 B1 3101 2984 16.73      
14 B1 1515 1458 16.45      
15 B1 1091 1050 0.84      
16 B1 441 424 1.54      
17 B1 167 161 0.25      
18 B2 3168 3048 7.88      
19 B2 3037 2923 2.62      
20 B2 1485 1430 5.75      
21 B2 1415 1362 15.15      
22 B2 1241 1195 4.76      
23 B2 951 915 1.64      
24 B2 384 370 1.20      

Unscaled Zero Point Vibrational Energy (zpe) 18108.4 cm-1
Scaled (by 0.9624) Zero Point Vibrational Energy (zpe) 17427.5 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at QCISD/aug-cc-pVTZ
ABC
0.29284 0.16346 0.10913

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.254
S2 0.000 0.000 1.376
C3 0.000 1.267 -1.065
C4 0.000 -1.267 -1.065
H5 0.000 2.147 -0.428
H6 0.000 -2.147 -0.428
H7 0.878 1.285 -1.716
H8 -0.878 1.285 -1.716
H9 -0.878 -1.285 -1.716
H10 0.878 -1.285 -1.716

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.63031.50411.50412.15402.15402.13592.13592.13592.1359
S21.63032.75042.75042.80492.80493.46233.46233.46233.4623
C31.50412.75042.53331.08633.47241.09371.09372.77642.7764
C41.50412.75042.53333.47241.08632.77642.77641.09371.0937
H52.15402.80491.08633.47244.29391.78101.78103.76973.7697
H62.15402.80493.47241.08634.29393.76973.76971.78101.7810
H72.13593.46231.09372.77641.78103.76971.75693.11382.5708
H82.13593.46231.09372.77641.78103.76971.75692.57083.1138
H92.13593.46232.77641.09373.76971.78103.11382.57081.7569
H102.13593.46232.77641.09373.76971.78102.57083.11381.7569

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.503 C1 C3 H7 109.605
C1 C3 H8 109.605 C1 C4 H6 111.503
C1 C4 H9 109.605 C1 C4 H10 109.605
S2 C1 C3 122.633 S2 C1 C4 122.633
C3 C1 C4 114.734 H5 C3 H7 109.568
H5 C3 H8 109.568 H6 C4 H9 109.568
H6 C4 H10 109.568 H7 C3 H8 106.879
H9 C4 H10 106.879
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability